Griffin, W. E. B., & Butterworth, W. E. (2017). Curtain of death: A clandestine operations novel (Large print edition.). Thorndike Press Large Print.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रGriffin, W. E. B., और William E. Butterworth. Curtain of Death: A Clandestine Operations Novel. Large print edition. Waterville, Maine: Thorndike Press Large Print, 2017.
एमएलए (8वां संस्करण) प्रशस्ति पत्रGriffin, W. E. B., और William E. Butterworth. Curtain of Death: A Clandestine Operations Novel. Large print edition. Thorndike Press Large Print, 2017.
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